1488664343779 has 2 divisors, whose sum is σ = 1488664343780. Its totient is φ = 1488664343778.

The previous prime is 1488664343759. The next prime is 1488664343791. The reversal of 1488664343779 is 9773434668841.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (9773434668841) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1488664343779 - 2⁹ = 1488664343267 is a prime.

It is a super-2 number, since 2×1488664343779² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1488664343759) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 744332171889 + 744332171890.

It is an arithmetic number, because the mean of its divisors is an integer number (744332171890).

Almost surely, 2^{1488664343779} is an apocalyptic number.

1488664343779 is a deficient number, since it is larger than the sum of its proper divisors (1).

1488664343779 is an equidigital number, since it uses as much as digits as its factorization.

1488664343779 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 585252864, while the sum is 70.

The spelling of 1488664343779 in words is "one trillion, four hundred eighty-eight billion, six hundred sixty-four million, three hundred forty-three thousand, seven hundred seventy-nine".